CVE-2026-27680— CSS Injection vulnerability in SAP NetWeaver Application Server ABAP
Quick assessment
Affected
SAP_SE SAP NetWeaver Application Server ABAP
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
SAP NetWeaver Application Server ABAP是德国思爱普（SAP）公司的一个运行和开发基于ABAP语言的应用程序的平台。 SAP NetWeaver Application Server ABAP存在安全漏洞，该漏洞源于特定条件下输入处理不当，可能导致攻击者将自定义CSS数据注入应用程序提供的网页，当用户访问或点击受影响页面时执行注入的CSS。
Possible ATT&CK Techniques 1 AI
T1189 · Drive-by CompromiseAffected Version Matrix 2
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| SAP_SE | SAP NetWeaver Application Server ABAP | SAP_UI 758 |
affected |
816 |
affected |
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I. Basic Information for CVE-2026-27680
Vulnerability Information
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Vulnerability Title
CSS Injection vulnerability in SAP NetWeaver Application Server ABAP
Source: CVE Program / CVE List V5
Vulnerability Description
Due to improper input handling under certain conditions, SAP NetWeaver Application Server ABAP allows an attacker to inject custom Cascading Style Sheets (CSS) data into a web page served by the application. When a user accesses or clicks the affected page, the injected CSS is executed. As a result, the issue has a low impact on confidentiality, while integrity and availability are not impacted.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
缺省权限不正确
Source: CVE Program / CVE List V5
Vulnerability Title
SAP NetWeaver Application Server ABAP 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SAP NetWeaver Application Server ABAP是德国思爱普（SAP）公司的一个运行和开发基于ABAP语言的应用程序的平台。 SAP NetWeaver Application Server ABAP存在安全漏洞，该漏洞源于特定条件下输入处理不当，可能导致攻击者将自定义CSS数据注入应用程序提供的网页，当用户访问或点击受影响页面时执行注入的CSS。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| SAP_SE | SAP NetWeaver Application Server ABAP | SAP_UI 758 | - |
|
II. Public POCs for CVE-2026-27680
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2026-27680 (1)
IV. Related Vulnerabilities
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V. Comments for CVE-2026-27680
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